Triple Digit LED Display with Minus Sign for Temperature Indicator

Name: Triple Digit LED Display with Minus Sign for Temperature Indicator
Brand: Shenzhen Guangzhibao Technology Co., Ltd
SKU: 2100515245

Guangdong, ChinaShenzhen Guangzhibao Technology Co., Ltd

US$0.35-1.00

2,000 Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Application Scenario

Instrument Display

Control Method

Serial Port Control

Model NO.

LB3918LR1B

Type

Indoor Segment Display

Driving Method

Constant Current Drive

Protection Grade

IP20 (Indoor)

LED Color

Super Bright Red

Polarity

Common Cathode

Forward Voltage

1.8-2.2V/LED

Forwarc Current

5-10mA/LED

Tube Chip Color

Single Color

Display Function

Video Display

Display Type

Segment LED Display

Application

Temperature Indicator

IP Rating

IP54

Certification

CE, RoHS, Reach

Transport Package

EPE + Carton

Specification

39*17.5*7.5mm

Trademark

LIGHT-BO

Origin

Shenzhen China

HS Code

85312000

Production Capacity

50000 PCS/Day

Key features

Built-in minus sign, support negative temperature display (-99.9~999), perfect for cold storage, refrigeration thermometers

Common cathode design, widely compatible with TM1637, HT16K33, MCU mainstream drive ICs, easy circuit development

Ultra-high uniform luminous segments, red/green/blue/yellow/white color optional, wide viewing angle, clear reading under strong light

Company profile

R&D CapabilitiesProduction Process Visualization

Shenzhen Guangzhibao Technology Co., Ltd

Guangdong, China

Business Type: Manufacturer/FactoryExport Year: 2008-02-01Nearest Port: ShenzhenAverage Response Time: ≤1.63hTerms of Payment: T/T, PayPal, Western Union, etc.International Commercial Terms(Incoterms): FOB, EXW, CIF, CPT, FCA

AI-Powered supplier vetting

SummaryShenzhen Guangzhibao Technology Co., Ltd, a manufacturer based in Guangdong, China, specializes in LED displays with a significant export focus, accounting for 71% to 90% of total sales. The company is ISO 9001 certified and has a history of over 18 years in OEM/ODM services. Despite possessing advanced production and testing equipment from the USA and Japan, and maintaining stable quality, there is limited information on their financial credibility and innovation capabilities.

Supplier typeThe supplier is identified as a manufacturer/factory based in Guangdong, China.

CertificationsThe supplier holds ISO 9001:2015 certification and meets European Union RoHS and REACH standards.

After-Sales capabilityThe company claims to provide excellent presale and after-sale services, which have received wide praise from domestic and foreign customers.

Production capacityThe supplier has advanced production and testing equipment and operates 8 production lines with a quality control team of 11-20 staff.

Customization capabilityThe supplier boasts over 18 years of OEM/ODM experience and can customize products in various sizes and colors.

Product Q&A

Q:What does CC stand for? Is this common cathode?

CC = Common Cathode. All segment cathodes share a common GND pin; segments light up with HIGH level signal, compatible with most MCU, Arduino, STM32 circuits. It cannot replace common anode (CA) displays directly without firmware adjustment.

Q:Does this display meet RoHS compliance?

All models pass RoHS & REACH certification, test reports can be provided upon request.

Q:What is the minus sign for? What temperature range can it show?

The independent minus symbol is customized for temperature measurement. It supports display range -199 ~ 999, perfectly fit for refrigerators, cold storage thermometers, industrial temperature controllers with negative readings.